(a) The votes on the question of formation of a charter commission shall be tabulated in separate classifications. If the question is approved by majority vote in each home rule and first class city in the borough and by a majority vote in the area of the borough outside of all home rule or first class cities, the question is approved. If the question is not approved by majority vote in each home rule and first class city, a favorable vote by at least 55 percent of all the voters voting on the question in home rule and first class cities and by a majority of the voters outside those cities constitutes approval of the question.
(b) If formation of a charter commission is approved, the candidates who received the highest number of votes from their respective areas shall serve as members of the commission.