The layout example shown in the following figures is from the evaluation board UCC14240EVM-052EVM, , and based on the Figure 12-8 design.
Figure 12-28 UCC14240EVM-052EVM, PCB Top Layer, Assembly
Figure 12-29 UCC14240EVM-052EVM, Signal Layer 2 (Same as Layer 3)
Figure 12-30 UCC14240EVM-052EVM, Signal Layer 3 (Same as Layer 2)
Figure 12-31 UCC14240EVM-052EVM, PCB Bottom Layer, Assembly (Mirrored View)