If you are talking about a parallel feed then look at art. 310.4Can two seperate 480v 3phase feeds be used to power one device
Why don't you tell us your answer, provided with the relevant code citation,... ...
P.S.
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Inspectors and other officials make citations, there are only Article(s) that the OP could quote...
Inspectors and other officials make citations, there are only Article(s) that the OP could quote...