Yes, teams may have their Robots move one or both of the Solar Panel Arrays.
This was explicitly mentioned in update U04.

Steve Scherr
Virginia-DC FLL Referee Advisor

On Sun, Nov 18, 2018 at 10:09 AM Ravi Desai <[log in to unmask]> wrote:
My teams asking if they can go and pull the other teams panel towards our board to have both panels same direction? 
That way we also give the other team 18 points - coopetition. ? Thanks. 
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