Within the territory affected by the order of consolidation the election precincts, polling places, voting booths and polling hours shall, in every case, be the same and there shall be only one set of election officers in each of the precincts. When the returns of elections consolidated pursuant to Part 3 (commencing with Section 10400) of Division 10 of the Elections Code are required to be canvassed by different canvassing boards, the elections shall be conducted separately in the same manner as if they had not been consolidated, except as provided in this section.