I think people still miss the fact that the Susano'o is fueled by the user's chakra, so if it were active, it would've been teleported with him or it's not doing it's job.
@SirDerpObito - Why troll? When Minato tried to use Rasen Senkou Chou Rinbu Kousan Shiki both times, he was blocked. You implied that the jutsu failed, when it was never executed in the first place. :|