The question is what the definition of a "vehicle" is and then does the applicable laws apply to bikes. It seems that bikes are not defined as vehicles, but there is a specific provision that bikes are subject to the VC. Please see the following.
670. A "vehicle" is a device by which any person or property may be propelled, moved, or drawn upon a highway, excepting a device moved exclusively by human power or used exclusively upon stationary rails or tracks.
Laws Applicable to Bicycle Use: Peace Officer Exemption
21200. (a) Every person riding a bicycle upon a highway has all the rights and is subject to all the provisions applicable to the driver of a vehicle by this division, including, but not limited to, provisions concerning driving under the influence of alcoholic beverages or drugs, and by Division 10 (commencing with Section 20000), Section 27400, Division 16.7 (commencing with Section 39000), Division 17 (commencing with Section 40000.1), and Division 18 (commencing with Section 42000), except those provisions which by their very nature can have no application.
(b) (1) Any peace officer, as defined in Chapter 4.5 (commencing with Section 830) of Title 3 of Part 2 of the Penal Code, operating a bicycle during the course of his or her duties is exempt from the requirements of subdivision (a), except as those requirements relate to driving under the influence of alcoholic beverages or drugs, if the bicycle is being operated under any of the following circumstances:
(A) In response to an emergency call.
(B) While engaged in rescue operations.
(C) In the immediate pursuit of an actual or suspected violator of the law.
(2) This subdivision does not relieve a peace officer from the duty to operate a bicycle with due regard for the safety of all persons using the highway.
22502. (a) Except as otherwise provided in this chapter every vehicle stopped or parked upon a roadway where there are adjacent curbs shall be stopped or parked with the right-hand wheels of such vehicle parallel with and within 18 inches of the right-hand curb, except that motorcycles shall be parked with at least one wheel or fender touching the right-hand curb. Where no curbs or barriers bound any roadway, right-hand parallel parking is required unless otherwise indicated.
(b) The provisions of subdivision (a) or (e) do not apply to a commercial vehicle if a variation from the requirements of subdivision (a) or (e) is reasonably necessary to accomplish the loading or unloading of merchandise or passengers on, or from, such vehicle and while anything connected with such loading, or unloading, is being executed.
This subdivision shall not be construed to permit any vehicle to stop or park upon a roadway in a direction opposite to that in which traffic normally moves upon that half of the roadway on which such vehicle is stopped or parked.
(c) Notwithstanding the provisions of subdivision (b), local authorities may, by ordinance, prohibit commercial vehicles from stopping, parking, or standing on one side of a roadway in a business district with the wheels of such vehicle more than 18 inches from the curb. The ordinance shall be effective only if signs are placed in the areas to which it is applicable clearly indicating the prohibition.
(d) This section does not apply to vehicles of a public utility when such vehicles are being used in connection with the operation, maintenance, or repair of facilities of the public utility or are being used in connection with providing public utility service.
(e) Upon a one-way roadway, vehicles may be stopped or parked as provided in subdivision (a) or with the left-hand wheels parallel to and within 18 inches of the left-hand curb, except that motorcycles, if parked on the left-hand side, shall have either one wheel or one fender touching such curb. Where no curb or barriers bound any such one-way roadway, parallel parking on either side is required unless otherwise indicat