Can condo association go against bylaw to change election date ?

We live in a condo in South Florida and our Board of Directors has decided to change our annual elections to occur one month earlier even though our documents clearly state the exact week of every year. Can they do this without amending and recording this change with county records? More importantly can they do this without putting this on the next meetings agenda and notifying the unit owners? It seems they are trying to vacate their positions prior to announcing a large special assessments