When disabled, the left and right blocks can be decoded in different images and transmitted together.
This parameter applies to code types containing two adjacent blocks (such as UPC-A, EAN-8, and EAN-13). 
- Enabled - Requires both the left and right blocks to be decoded successfully in one image. 
- Disabled - The left and right blocks can be decoded in different images. 
This is recommended when barcodes are in proximity to each other.