If any section, subsection, sentence, clause, phrase or portion of this chapter is,
for any reason, held to be invalid or unconstitutional by the decision of any court
of competent jurisdiction, such decision shall not affect the validity of the remaining
portion of this chapter. The board of supervisors declares that it would have adopted
this chapter and each section, subsection, sentence, clause, phrase or portion thereof,
irrespective of the fact that any one or more sections, subsections, sentences, clauses,
phrases or portion thereof be declared invalid or unconstitutional.