Check if the Abandoned cart is enabled, the ecommerce must be enabled

[gonzaloebiz]

Issue Description

Preconditions

1. Any version of magento
2. Any version of mc-magento2 prior to 10x.x.51
...

Steps to reproduce

1. Enable the Abandoned Cart but no the Ecommerce

Actual and Expected result

Expected result:
Can't save if the Abandoned cart is enabled and Ecommerce disabled
Actual result:
Can save anyway if you don't modify the values

Additional information

Need to check it when the page loads and not only when changes