(A) If the legislative body shall desire to amend any existing chapter, or section, of this code, the chapter, or section, shall be specifically repealed, and a new chapter, or section, containing the desired amendment, substituted in its place.
(B) Any ordinance which is proposed to add to the existing code a new chapter, or section, shall indicate, with reference to the arrangement of this code, the proper number of such chapter, or section. In addition to such indication thereof, as may appear in the text of the proposed ordinance, a caption, or title, shall be shown in concise form above the ordinance.