The president of the Federal Home Loan Bank of Seattle this week decided to step down from his post after a six-year tenure at the northwest GSE. Norman Rice will officially relinquish his title March 15. The upcoming departure marks the second time in less than 10 months that a FHLBank president retired before his term had expired. In June, Alex Pollock, who had served for 12 years at the FHLBank of Chicago, surrendered his…