Severability of provisions pertaining to prohibited signs. Without diminishing or limiting in any way the declaration of severability set forth above in Subsection 16-11.31a, or elsewhere in this section, this Code, or any adopting ordinance, if any part, section, subsection, paragraph, subparagraph, sentence, phrase, clause, term, or word of this section or any other law is declared unconstitutional by the valid judgment or decree of any court of competent jurisdiction, the declaration of such unconstitutionality shall not affect any other part, section, subsection, paragraph, subparagraph, sentence, phrase, clause, term, or word of this section that pertains to prohibited signs, including specifically those signs and sign-types prohibited and not allowed under Subsection 16-11.5. Furthermore, if any part, section, subsection, paragraph, subparagraph, sentence, phrase, clause, term, or word of Subsection 16-11.5 is declared unconstitutional by the valid judgment or decree of any court of competent jurisdiction, the declaration of such unconstitutionality shall not affect any other part, section, subsection, paragraph, subparagraph, sentence, phrase, clause, term, or word of Subsection 16-11.5.