Can I pay with Scottish pounds notes in shops in England ?
Do the shops in England accept the Scottish money ? And do the shops in Scotland accept the Bank of England British pound notes ?
Paying with Scottish banknotes in shops in England may be a bit difficult. Quite many shops refuse Scottish notes, because they can do it.
Scottish banknotes are not a legal tender in England. So you can try to pay with Scottish pounds in shops, but you should not rely that Scottish money will be accepted everywhere.
Some shops can accept Scottish pounds and some shops can refuse them.