In this task, you are given an input list A. You need to extract and sort the unique digits used in the list in ascending order. Return -1 if there is no digit in the list.

['z', '209']
0, 2, 9

['243', 't', '249', 'q', '459', '469', '301', 'j', '215', '21']
0, 1, 2, 3, 4, 5, 6, 9

['385', 'a', '115']

1, 3, 5, 8