jqxGrid clears state on disabling

[Svetoslavb04]

Describe the bug After disabling the grid it clears its state (page, sorting, filtering, etc.)

To Reproduce Steps to reproduce the behaviour:

1. Go to https://codesandbox.io/s/disabling-grid-resets-to-page-1-nbkxv5?file=/src/app/app.component.ts
2. Scroll to any page you want except page 1
3. Sort by any column
4. Click 'test'
5. See error

Expected behaviour The grid is expected to be disabled and to keep it stat