Votto for Posey and Strasburg...should I do it?

I give up Posey and Strasburg, and get Votto in return. I know Strasburg will only have so many innings left on the season, and Posey is hot right now, but is it worth it to give up both of them for Votto? I do have Miguel Montero as my backup catch, so I wouldnt loose to much there. Here