Peter I will say yes to your question, but wait for other replies as this one confuses me too and I do not use this table at my work.

I base my answer on this part of 310.15(B)(6)

Quote
For application of this section, the main power feeder shall be the feeder(s) between the main disconnect and the lighting and appliance branch-circuit panelboard(s).

Notice the (s) on feeder and panelboard.

Bob


Bob Badger
Construction & Maintenance Electrician
Massachusetts