(a) Except as otherwise provided by county ordinance, no person shall stand in, walk along, or otherwise occupy a portion of a highway for the purpose of soliciting a ride, employment, business, or contributions from the occupant of any vehicle.
(b) No person shall stand on or in proximity to a street or highway for the purpose of soliciting the watching or guarding of any vehicle while parked or about to be parked on a street or highway.