Yes you can load GW7 style files into the EXR40oriental but the drum kits and the sounds will play differently because they are mapped differently.
I would also look at the Korg PA50 which has great oriental capabilities and great western styles for a reasonable price.
George Kaye
Kaye's Music Scene
Reseda, California
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George Kaye
Kaye's Music Scene (Closed after 51 years)
West Hills, California
(Retired 2021)