(a) Outside a business or residence district no person shall stop, park or leave standing any vehicle, whether attended or unattended, upon the roadway when it is practicable to stop, park or so leave such vehicle off the roadway, but in every event an unobstructed width of the highway opposite a standing vehicle shall be left for the free passage of other vehicles and a clear view of such stopped vehicle shall be available from a distance of two hundred (200) feet in each direction upon such highway.

(b) This section, Kan. Stat. Ann. § 8-1571 and Kan. Stat. Ann. § 8-1572 shall not apply to the driver of any vehicle which is disabled in such manner and to such extent that it is impossible to avoid stopping and temporarily leaving the vehicle in such position.